Knee osteoarthritis
Conditions
Interventions
Experimental group (SGB group):30 minutes before anesthesia induction, under ultrasound guidance, a left-sided stellate ganglion block at the C6-7 level was performed, administering 7 mL of 0.5% lidoc
Control group:Ultrasound scanning is performed only at the C6-7 level on the right side of the neck at the same location, without performing any blockade procedure.
Sponsors
Qilu Hospital of Shandong University
Eligibility
Sex/Gender
All
Age
50 Years to 75 Years
Inclusion criteria
Inclusion criteria: 1. Age 50-75 years old 2. Body Mass Index (BMI) 18-30 kg/m² 3. ASA classification I-III 4. Diagnosed as knee osteoarthritis and scheduled for elective unilateral TKA under general anesthesia for the first time. 5. Sign the informed consent form.
Exclusion criteria
Exclusion criteria: 1. Revision after total knee arthroplasty; history of previous knee surgery 2. Contraindications for stellate ganglion block: coagulation disorders, infection or trauma at the puncture site, allergy to local anesthetics, etc. 3. Individuals with visual, auditory, speech, or intellectual impairments, or severe cardiovascular, respiratory, hepatic, renal, neurological, or psychiatric disorders 4. Use of sedatives or sleeping pills within one month before surgery 5. Pre-existing sleep disorders, Pittsburgh Sleep Quality Index (PSQI) score higher than 7 6. History of drug abuse. 7. Pregnant or breastfeeding women.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Total sleep time on the first day after surgery; | — |
Secondary
| Measure | Time frame |
|---|---|
| Carotid artery ultrasound hemodynamic data;Postoperative recovery quality;VAS score;Incidence of postoperative nausea, vomiting, and throat discomfort; | — |
Countries
China
Contacts
Public ContactWang Chunling
Qilu Hospital of Shandong University
Outcome results
None listed